Following is a full index of properties recognised by RCSS. The Notes column details important changes from the CSS specification.
| Name | Values | Initial value | Applies to | Inherited? | Percentages | Notes
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| 'background' | 'background-color' | | | | | Excludes images.
|
| 'background-color' | <colour> | transparent | all | no | |
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| 'border-color' | 'border-top-color' 'border-right-color' 'border-bottom-color' 'border-left-color' | | | | |
|
| 'border-top' 'border-right' 'border-bottom' 'border-left' | 'border-<edge>-width' 'border-<edge>-color' | | | | | Excludes border style.
|
| 'border-top-color' 'border-right-color' 'border-bottom-color' 'border-left-color' | <color> | black | all | no | N/A |
|
| 'border-top-width' 'border-right-width' 'border-bottom-width' 'border-left-width' | <length> | <percentage> | 0px | all | no | width of containing block |
|
| 'border-width' | 'border-top-width' 'border-right-width' 'border-bottom-width' 'border-left-width' | | all | | |
|
| 'bottom' | <length> | <percentage> | 0px | positioned elements | no | height of containing block | No 'auto'.
|
| 'clear' | left | right | both | none | none | block-level elements | no | N/A |
|
| 'clip' | <number> | auto | none | auto | all | yes | N/A | Controls interaction with ancestor element's clipping regions.
|
| 'color' | <colour> | black | all | yes | N/A |
|
| 'cursor' | <string> | auto | auto | all | yes | N/A | <string> refers to title of cursor document.
|
| 'display' | inline | block | inline-block | none | inline | all | no | N/A |
|
| 'drag' | none | drag | drag-drop | block | none | all | no | N/A | Introduced for RCSS. Controls generation of drag messages.
|
| 'font' | 'font-style' 'font-weight' 'font-size' 'font-family' 'font-charset' | | | | |
|
| 'font-charset' | <urange> | U+0020-007E | all | yes | N/A | Introduced for RCSS. Specifies required range of characters.
|
| 'font-family' | <string> | | all | yes | N/A | Only single family supported.
|
| 'font-size' | <number> | <percentage> | 12 | all | yes | size of parent font |
|
| 'font-style' | normal | italic | normal | all | yes | N/A | 'oblique' not supported.
|
| 'font-weight' | normal | bold | normal | all | yes | N/A | Intermediate weights not supported.
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| 'height' | <length> | <percentage> | auto | auto | block and replaced inline elements | no | height of containing block |
|
| 'left' | <length> | <percentage> | 0px | positioned elements | no | width of containing block | No 'auto'.
|
| 'line-height' | <number> | <length> | <percentage> | 1.2 | all | yes | font size | 'normal' not supported.
|
| 'margin' | 'margin-top' 'margin-right' 'margin-bottom' 'margin-left' | | | | |
|
| 'margin-top' 'margin-right' 'margin-bottom' 'margin-left' | <length> | <percentage> | auto | 0px | all | no | width of containing block |
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| 'max-height' | <length> | <percentage> | -1 | block and replaced inline elements | no | height of containing block | 'none' not supported, use negative numbers instead.
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| 'min-height' | <length> | <percentage> | 0px | block and replaced inline elements | no | height of containing block |
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| 'max-width' | <length> | <percentage> | -1 | block and replaced inline elements | no | width of containing block | 'none' not supported, use negative numbers instead.
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| 'min-width' | <length> | <percentage> | 0px | block and replaced inline elements | no | width of containing block |
|
| 'overflow' | 'overflow-x' 'overflow-y' | | | | |
|
| 'overflow-x' | visible | hidden | scroll | auto | visible | block elements | no | N/A | Content clipped if either axis is not 'visible'.
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| 'overflow-y' | visible | hidden | scroll | auto | visible | block elements | no | N/A | Content clipped if either axis is not 'visible'.
|
| 'padding' | 'padding-top' 'padding-right' 'padding-bottom' 'padding-left' | | | | |
|
| 'padding-top' 'padding-right' 'padding-bottom' 'padding-left' | <length> | <percentage> | 0px | all | no | width of containing block |
|
| 'position' | static | relative | absolute | fixed | static | all | no | N/A | 'fixed' is positioned like 'absolute' but ignores scrolling.
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| 'right' | <length> | <percentage> | 0px | positioned elements | no | width of containing block | No 'auto'.
|
| 'scrollbar-margin' | <length> | 0px | scrollbar-horizontal and scrollbar-vertical elements | no | N/A | Introduced for RCSS. Specifies a bottom / right margin (depending on orientation) that will collapse with the scrollbar on the complementary axis.
|
| 'tab-index' | none | auto | none | all | yes | N/A | Introduced for RCSS. Controls order of focus switching when the tab key is pressed.
|
| 'text-align' | left | right | center | left | block-level elements | yes | N/A | 'justify' not supported.
|
| 'text-decoration' | underline | none | none | all | yes | N/A | 'overline', 'line-through' not supported.
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| 'top' | <length> | <percentage> | 0px | positioned elements | no | height of containing block | No 'auto'.
|
| 'vertical-align' | baseline | sub | super | text-top | text-bottom | middle | top | bottom | <percentage> | <length> | baseline | inline-level elements | no | line-height |
|
| 'visibility' | visible | hidden | visible | all | no | N/A |
|
| 'white-space' | normal | pre | nowrap | pre-wrap | pre-line | normal | block-level elements | yes | N/A | 'pre-wrap' and 'pre-line' from CSS3.
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| 'width' | <length> | <percentage> | auto | auto | block and replaced inline elements | no | width of containing block |
|
| 'z-index' | <number> | auto | top | bottom | auto | all | no | N/A | Applies to all elements. 'top' and 'bottom' introduced. For documents, 'auto' allows gaining of focus, others will prevent.
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